Launch X431 released a big IMMO software update on September 21st, 2026.
- Adds 2020.06- BMW B48 B58 MDG1 ECU unlocking on bench mode.
- Adds some other 2021+ MDG1 ECU unlocking in boot mode
- Adds Simos 18.x ECU cloning function.
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Check updated functions and supported devices below:
| Functions | Supported Devices |
| Added RH850 series chip read function for anti-theft related modules of Renault, Nissan, Jeep, Ford, etc. The chips include R7F7010193, R7F7010253, R7F7010563, R7F701056 and other models. | Launch X-prog5 |
| Added RH850 series chip read-write function for body modules of GM vehicle series. | |
| Added ECU BOOT mode read-write function for 2 ECUs including Volkswagen MG1CS031 H80(Locked), MG1CS111 H80(Locked) TC298. | |
| Added ECU BOOT mode read-write function for MD1CS089(Locked) TC299. | |
| Added Fiat MB91 anti-theft data parsing function and updated read-write functions of other chips. | Launch X-prog5/ X-prog3 PC Adapter/ Launch X431 ECU programmer |
| Added ECU BENCH mode read-write function for 6 ECUs including BMW MD1CS001(Locked), MD1CS201(Locked), MD1CP032(Locked), MG1CS003(Locked), MG1CS024(Locked), MG1CS049(Locked), TC298. | |
| Added EDC17C69 ECU data repair function. | |
| Added CPGDSH2.26.X TCM/ECM BENCH mode read-write function. | |
| Added 7GF reset function and VIN replacement function. (X-PRO G5/ ECU&TCU/ PC ADAPTOR) | |
| Added 4GV and ME7.5.30 reset function, anti-theft data parsing function. | |
| Added ECU BOOT mode read-write function and clone function for SIMOS18.2, SIMOS18.3, SIMOS18.6, SIMOS18.7. |
NOTE: Requires PC software to perform above functions.
Update X-prog5/X-prog3/ ECU Programmer software to latest version to enjoy new features.



















